107 entries under basic topic. ×
| innate(material, natural, absolute, fundamental) | |
| live(material, natural, living, functional) | |
| living(material, natural, functional, nuclear) | |
| meat-and-potatoes(adjective, important, significant, original, essential) | |
| needful(adjective, significant, original, essential) | |
| nitty-gritty(adjective, original, absolute, fundamental) | |
| nub(adjective, original, absolute, fundamental) | |
| nuclear(material, important, significant, natural) | |
| plasmic(material, natural, living, functional) | |
| root(adjective, original, fundamental, primary) | |
| structural(material, important, natural, original) | |
| substratal(adjective, important, significant, original, essential) | |
| substrative(adjective, important, significant, original, essential) | |
| supporting(adjective, important, significant, original, essential) | |
| sustaining(adjective, important, significant, original, essential) | |
| theoretical(adjective, important, significant, original, essential) | |
| amoebic(material, natural, living, functional) | |
| all-important(adjective, significant, essential, vital) | |
| binding(adjective, significant, essential, vital) | |
| bottom line(expression, important, significant, essential) |
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| APA | Smart Define. (2016). prime thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/prime/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "prime thesaurus" https://smartdefine.org/prime/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, prime thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/prime/thesaurus/synonyms>. |
| MLA | Smart Define. "prime thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/prime/thesaurus/synonyms> |